Simplify usage by supporting new default loop

README.md

@@ -33,21 +33,17 @@ factory. All you need to give it is a nameserver, then you can start resolving
 names, baby!
 
 ```php
-$loop = React\EventLoop\Factory::create();
-
 $config = React\Dns\Config\Config::loadSystemConfigBlocking();
 if (!$config->nameservers) {
     $config->nameservers[] = '8.8.8.8';
 }
 
 $factory = new React\Dns\Resolver\Factory();
-$dns = $factory->create($config, $loop);
+$dns = $factory->create($config);
 
 $dns->resolve('igor.io')->then(function ($ip) {
     echo "Host: $ip\n";
 });
-
-$loop->run();
 ```
 
 See also the [first example](examples).
@@ -72,15 +68,13 @@ But there's more.
 You can cache results by configuring the resolver to use a `CachedExecutor`:
 
 ```php
-$loop = React\EventLoop\Factory::create();
-
 $config = React\Dns\Config\Config::loadSystemConfigBlocking();
 if (!$config->nameservers) {
     $config->nameservers[] = '8.8.8.8';
 }
 
 $factory = new React\Dns\Resolver\Factory();
-$dns = $factory->createCached($config, $loop);
+$dns = $factory->createCached($config);
 
 $dns->resolve('igor.io')->then(function ($ip) {
     echo "Host: $ip\n";
@@ -91,8 +85,6 @@ $dns->resolve('igor.io')->then(function ($ip) {
 $dns->resolve('igor.io')->then(function ($ip) {
     echo "Host: $ip\n";
 });
-
-$loop->run();
 ```
 
 If the first call returns before the second, only one query will be executed.
@@ -110,9 +102,8 @@ You can also specify a custom cache implementing [`CacheInterface`](https://gith
 
 ```php
 $cache = new React\Cache\ArrayCache();
-$loop = React\EventLoop\Factory::create();
 $factory = new React\Dns\Resolver\Factory();
-$dns = $factory->createCached('8.8.8.8', $loop, $cache);
+$dns = $factory->createCached('8.8.8.8', null, $cache);
 ```
 
 See also the wiki for possible [cache implementations](https://github.com/reactphp/react/wiki/Users#cache-implementations).
@@ -215,8 +206,7 @@ For more advanced usages one can utilize this class directly.
 The following example looks up the `IPv6` address for `igor.io`.
 
 ```php
-$loop = Factory::create();
-$executor = new UdpTransportExecutor('8.8.8.8:53', $loop);
+$executor = new UdpTransportExecutor('8.8.8.8:53');
 
 $executor->query(
     new Query($name, Message::TYPE_AAAA, Message::CLASS_IN)
@@ -225,8 +215,6 @@ $executor->query(
         echo 'IPv6: ' . $answer->data . PHP_EOL;
     }
 }, 'printf');
-
-$loop->run();
 ```
 
 See also the [fourth example](examples).
@@ -236,9 +224,8 @@ want to use this in combination with a `TimeoutExecutor` like this:
 
 ```php
 $executor = new TimeoutExecutor(
-    new UdpTransportExecutor($nameserver, $loop),
-    3.0,
-    $loop
+    new UdpTransportExecutor($nameserver),
+    3.0
 );
 ```
 
@@ -249,9 +236,8 @@ combination with a `RetryExecutor` like this:
 ```php
 $executor = new RetryExecutor(
     new TimeoutExecutor(
-        new UdpTransportExecutor($nameserver, $loop),
-        3.0,
-        $loop
+        new UdpTransportExecutor($nameserver),
+        3.0
     )
 );
 ```
@@ -268,9 +254,8 @@ a `CoopExecutor` like this:
 $executor = new CoopExecutor(
     new RetryExecutor(
         new TimeoutExecutor(
-            new UdpTransportExecutor($nameserver, $loop),
-            3.0,
-            $loop
+            new UdpTransportExecutor($nameserver),
+            3.0
         )
     )
 );
@@ -293,8 +278,7 @@ For more advanced usages one can utilize this class directly.
 The following example looks up the `IPv6` address for `reactphp.org`.
 
 ```php
-$loop = Factory::create();
-$executor = new TcpTransportExecutor('8.8.8.8:53', $loop);
+$executor = new TcpTransportExecutor('8.8.8.8:53');
 
 $executor->query(
     new Query($name, Message::TYPE_AAAA, Message::CLASS_IN)
@@ -303,8 +287,6 @@ $executor->query(
         echo 'IPv6: ' . $answer->data . PHP_EOL;
     }
 }, 'printf');
-
-$loop->run();
 ```
 
 See also [example #92](examples).
@@ -314,9 +296,8 @@ want to use this in combination with a `TimeoutExecutor` like this:
 
 ```php
 $executor = new TimeoutExecutor(
-    new TcpTransportExecutor($nameserver, $loop),
-    3.0,
-    $loop
+    new TcpTransportExecutor($nameserver),
+    3.0
 );
 ```
 
@@ -342,9 +323,8 @@ combination with a `CoopExecutor` like this:
 ```php
 $executor = new CoopExecutor(
     new TimeoutExecutor(
-        new TcpTransportExecutor($nameserver, $loop),
-        3.0,
-        $loop
+        new TcpTransportExecutor($nameserver),
+        3.0
     )
 );
 ```
@@ -412,7 +392,7 @@ use this code:
 ```php
 $hosts = \React\Dns\Config\HostsFile::loadFromPathBlocking();
 
-$executor = new UdpTransportExecutor('8.8.8.8:53', $loop);
+$executor = new UdpTransportExecutor('8.8.8.8:53');
 $executor = new HostsFileExecutor($hosts, $executor);
 
 $executor->query(

composer.json

@@ -28,7 +28,7 @@
     "require": {
         "php": ">=5.3.0",
         "react/cache": "^1.0 || ^0.6 || ^0.5",
-        "react/event-loop": "^1.0 || ^0.5",
+        "react/event-loop": "^1.2",
         "react/promise": "^3.0 || ^2.7 || ^1.2.1",
         "react/promise-timer": "^1.2"
     },

examples/01-one.php

@@ -5,20 +5,16 @@
 
 require __DIR__ . '/../vendor/autoload.php';
 
-$loop = React\EventLoop\Factory::create();
-
 $config = Config::loadSystemConfigBlocking();
 if (!$config->nameservers) {
     $config->nameservers[] = '8.8.8.8';
 }
 
 $factory = new Factory();
-$resolver = $factory->create($config, $loop);
+$resolver = $factory->create($config);
 
 $name = isset($argv[1]) ? $argv[1] : 'www.google.com';
 
 $resolver->resolve($name)->then(function ($ip) use ($name) {
     echo 'IP for ' . $name . ': ' . $ip . PHP_EOL;
 }, 'printf');
-
-$loop->run();

examples/02-concurrent.php

@@ -5,15 +5,13 @@
 
 require __DIR__ . '/../vendor/autoload.php';
 
-$loop = React\EventLoop\Factory::create();
-
 $config = Config::loadSystemConfigBlocking();
 if (!$config->nameservers) {
     $config->nameservers[] = '8.8.8.8';
 }
 
 $factory = new Factory();
-$resolver = $factory->create($config, $loop);
+$resolver = $factory->create($config);
 
 $names = array_slice($argv, 1);
 if (!$names) {
@@ -25,5 +23,3 @@
         echo 'IP for ' . $name . ': ' . $ip . PHP_EOL;
     }, 'printf');
 }
-
-$loop->run();

examples/03-cached.php

@@ -2,41 +2,38 @@
 
 use React\Dns\Config\Config;
 use React\Dns\Resolver\Factory;
+use React\EventLoop\Loop;
 
 require __DIR__ . '/../vendor/autoload.php';
 
-$loop = React\EventLoop\Factory::create();
-
 $config = Config::loadSystemConfigBlocking();
 if (!$config->nameservers) {
     $config->nameservers[] = '8.8.8.8';
 }
 
 $factory = new Factory();
-$resolver = $factory->createCached($config, $loop);
+$resolver = $factory->createCached($config);
 
 $name = isset($argv[1]) ? $argv[1] : 'www.google.com';
 
 $resolver->resolve($name)->then(function ($ip) use ($name) {
     echo 'IP for ' . $name . ': ' . $ip . PHP_EOL;
 }, 'printf');
 
-$loop->addTimer(1.0, function() use ($name, $resolver) {
+Loop::addTimer(1.0, function() use ($name, $resolver) {
     $resolver->resolve($name)->then(function ($ip) use ($name) {
         echo 'IP for ' . $name . ': ' . $ip . PHP_EOL;
     }, 'printf');
 });
 
-$loop->addTimer(2.0, function() use ($name, $resolver) {
+Loop::addTimer(2.0, function() use ($name, $resolver) {
     $resolver->resolve($name)->then(function ($ip) use ($name) {
         echo 'IP for ' . $name . ': ' . $ip . PHP_EOL;
     }, 'printf');
 });
 
-$loop->addTimer(3.0, function() use ($name, $resolver) {
+Loop::addTimer(3.0, function() use ($name, $resolver) {
     $resolver->resolve($name)->then(function ($ip) use ($name) {
         echo 'IP for ' . $name . ': ' . $ip . PHP_EOL;
     }, 'printf');
 });
-
-$loop->run();

examples/11-all-ips.php

@@ -6,15 +6,13 @@
 
 require __DIR__ . '/../vendor/autoload.php';
 
-$loop = React\EventLoop\Factory::create();
-
 $config = Config::loadSystemConfigBlocking();
 if (!$config->nameservers) {
     $config->nameservers[] = '8.8.8.8';
 }
 
 $factory = new Factory();
-$resolver = $factory->create($config, $loop);
+$resolver = $factory->create($config);
 
 $name = isset($argv[1]) ? $argv[1] : 'www.google.com';
 
@@ -29,5 +27,3 @@
 }, function (Exception $e) use ($name) {
     echo 'No IPv6 addresses for ' . $name . ': ' . $e->getMessage() . PHP_EOL;
 });
-
-$loop->run();

examples/12-all-types.php

@@ -8,15 +8,13 @@
 
 require __DIR__ . '/../vendor/autoload.php';
 
-$loop = React\EventLoop\Factory::create();
-
 $config = Config::loadSystemConfigBlocking();
 if (!$config->nameservers) {
     $config->nameservers[] = '8.8.8.8';
 }
 
 $factory = new Factory();
-$resolver = $factory->create($config, $loop);
+$resolver = $factory->create($config);
 
 $name = isset($argv[1]) ? $argv[1] : 'google.com';
 $type = constant('React\Dns\Model\Message::TYPE_' . (isset($argv[2]) ? $argv[2] : 'TXT'));
@@ -26,5 +24,3 @@
 }, function (Exception $e) {
     echo $e->getMessage() . PHP_EOL;
 });
-
-$loop->run();

examples/13-reverse-dns.php

@@ -6,15 +6,13 @@
 
 require __DIR__ . '/../vendor/autoload.php';
 
-$loop = React\EventLoop\Factory::create();
-
 $config = Config::loadSystemConfigBlocking();
 if (!$config->nameservers) {
     $config->nameservers[] = '8.8.8.8';
 }
 
 $factory = new Factory();
-$resolver = $factory->create($config, $loop);
+$resolver = $factory->create($config);
 
 $ip = isset($argv[1]) ? $argv[1] : '8.8.8.8';
 
@@ -33,5 +31,3 @@
 }, function (Exception $e) {
     echo $e->getMessage() . PHP_EOL;
 });
-
-$loop->run();

examples/91-query-a-and-aaaa.php

@@ -7,8 +7,7 @@
 
 require __DIR__ . '/../vendor/autoload.php';
 
-$loop = Factory::create();
-$executor = new UdpTransportExecutor('8.8.8.8:53', $loop);
+$executor = new UdpTransportExecutor('8.8.8.8:53');
 
 $name = isset($argv[1]) ? $argv[1] : 'www.google.com';
 
@@ -25,5 +24,3 @@
         echo 'IPv6: ' . $answer->data . PHP_EOL;
     }
 }, 'printf');
-
-$loop->run();

examples/92-query-any.php

@@ -11,8 +11,7 @@
 
 require __DIR__ . '/../vendor/autoload.php';
 
-$loop = Factory::create();
-$executor = new TcpTransportExecutor('8.8.8.8:53', $loop);
+$executor = new TcpTransportExecutor('8.8.8.8:53');
 
 $name = isset($argv[1]) ? $argv[1] : 'google.com';
 
@@ -80,5 +79,3 @@
         echo $type . ': ' . $data . PHP_EOL;
     }
 }, 'printf');
-
-$loop->run();

src/Query/CoopExecutor.php

@@ -27,9 +27,8 @@
  * $executor = new CoopExecutor(
  *     new RetryExecutor(
  *         new TimeoutExecutor(
- *             new UdpTransportExecutor($nameserver, $loop),
- *             3.0,
- *             $loop
+ *             new UdpTransportExecutor($nameserver),
+ *             3.0
  *         )
  *     )
  * );